EPIC: API Authorization Design

[astsiapanay]

Approximate task list:

• Issue Change authentication workflow #60
• Issue Design association key with application #77
• Issue Forward JWT to privileged applications #78
• Issue Support distributed tracing #79
• Issue Implement user limits #82
• Issue Verify limits of originator for request to model #81
• Issue Make sure that analytics-realtime cost calculation still works #80
• Issue Handle OpenAI request with API and Auth headers #86
• Issue Enable OpenTelemetry Trace exporter #120

Check list:

• Communicate with Vlad to make sure that trace-id is supported in SDK
• Communicate with app owners to make sure app support trace-id